@@ -4050,17 +4050,17 @@ static void free_kvm_area(void)
}
}
-enum vmcs_field_type {
- VMCS_FIELD_TYPE_U16 = 0,
- VMCS_FIELD_TYPE_U64 = 1,
- VMCS_FIELD_TYPE_U32 = 2,
- VMCS_FIELD_TYPE_NATURAL_WIDTH = 3
+enum vmcs_field_width {
+ VMCS_FIELD_WIDTH_U16 = 0,
+ VMCS_FIELD_WIDTH_U64 = 1,
+ VMCS_FIELD_WIDTH_U32 = 2,
+ VMCS_FIELD_WIDTH_NATURAL_WIDTH = 3
};
-static inline int vmcs_field_type(unsigned long field)
+static inline int vmcs_field_width(unsigned long field)
{
if (0x1 & field) /* the *_HIGH fields are all 32 bit */
- return VMCS_FIELD_TYPE_U32;
+ return VMCS_FIELD_WIDTH_U32;
return (field >> 13) & 0x3 ;
}
@@ -4098,7 +4098,7 @@ static void init_vmcs_shadow_fields(void)
clear_bit(field, vmx_vmwrite_bitmap);
clear_bit(field, vmx_vmread_bitmap);
- if (vmcs_field_type(field) == VMCS_FIELD_TYPE_U64) {
+ if (vmcs_field_width(field) == VMCS_FIELD_WIDTH_U64) {
clear_bit(field + 1, vmx_vmwrite_bitmap);
clear_bit(field + 1, vmx_vmread_bitmap);
}
@@ -4107,7 +4107,7 @@ static void init_vmcs_shadow_fields(void)
unsigned long field = shadow_read_only_fields[i];
clear_bit(field, vmx_vmread_bitmap);
- if (vmcs_field_type(field) == VMCS_FIELD_TYPE_U64)
+ if (vmcs_field_width(field) == VMCS_FIELD_WIDTH_U64)
clear_bit(field + 1, vmx_vmread_bitmap);
}
}
@@ -7751,17 +7751,17 @@ static inline int vmcs12_read_any(struct kvm_vcpu *vcpu,
p = ((char *)(get_vmcs12(vcpu))) + offset;
- switch (vmcs_field_type(field)) {
- case VMCS_FIELD_TYPE_NATURAL_WIDTH:
+ switch (vmcs_field_width(field)) {
+ case VMCS_FIELD_WIDTH_NATURAL_WIDTH:
*ret = *((natural_width *)p);
return 0;
- case VMCS_FIELD_TYPE_U16:
+ case VMCS_FIELD_WIDTH_U16:
*ret = *((u16 *)p);
return 0;
- case VMCS_FIELD_TYPE_U32:
+ case VMCS_FIELD_WIDTH_U32:
*ret = *((u32 *)p);
return 0;
- case VMCS_FIELD_TYPE_U64:
+ case VMCS_FIELD_WIDTH_U64:
*ret = *((u64 *)p);
return 0;
default:
@@ -7778,17 +7778,17 @@ static inline int vmcs12_write_any(struct kvm_vcpu *vcpu,
if (offset < 0)
return offset;
- switch (vmcs_field_type(field)) {
- case VMCS_FIELD_TYPE_U16:
+ switch (vmcs_field_width(field)) {
+ case VMCS_FIELD_WIDTH_U16:
*(u16 *)p = field_value;
return 0;
- case VMCS_FIELD_TYPE_U32:
+ case VMCS_FIELD_WIDTH_U32:
*(u32 *)p = field_value;
return 0;
- case VMCS_FIELD_TYPE_U64:
+ case VMCS_FIELD_WIDTH_U64:
*(u64 *)p = field_value;
return 0;
- case VMCS_FIELD_TYPE_NATURAL_WIDTH:
+ case VMCS_FIELD_WIDTH_NATURAL_WIDTH:
*(natural_width *)p = field_value;
return 0;
default:
@@ -7813,17 +7813,17 @@ static void copy_shadow_to_vmcs12(struct vcpu_vmx *vmx)
for (i = 0; i < num_fields; i++) {
field = fields[i];
- switch (vmcs_field_type(field)) {
- case VMCS_FIELD_TYPE_U16:
+ switch (vmcs_field_width(field)) {
+ case VMCS_FIELD_WIDTH_U16:
field_value = vmcs_read16(field);
break;
- case VMCS_FIELD_TYPE_U32:
+ case VMCS_FIELD_WIDTH_U32:
field_value = vmcs_read32(field);
break;
- case VMCS_FIELD_TYPE_U64:
+ case VMCS_FIELD_WIDTH_U64:
field_value = vmcs_read64(field);
break;
- case VMCS_FIELD_TYPE_NATURAL_WIDTH:
+ case VMCS_FIELD_WIDTH_NATURAL_WIDTH:
field_value = vmcs_readl(field);
break;
default:
@@ -7861,17 +7861,17 @@ static void copy_vmcs12_to_shadow(struct vcpu_vmx *vmx)
field = fields[q][i];
vmcs12_read_any(&vmx->vcpu, field, &field_value);
- switch (vmcs_field_type(field)) {
- case VMCS_FIELD_TYPE_U16:
+ switch (vmcs_field_width(field)) {
+ case VMCS_FIELD_WIDTH_U16:
vmcs_write16(field, (u16)field_value);
break;
- case VMCS_FIELD_TYPE_U32:
+ case VMCS_FIELD_WIDTH_U32:
vmcs_write32(field, (u32)field_value);
break;
- case VMCS_FIELD_TYPE_U64:
+ case VMCS_FIELD_WIDTH_U64:
vmcs_write64(field, (u64)field_value);
break;
- case VMCS_FIELD_TYPE_NATURAL_WIDTH:
+ case VMCS_FIELD_WIDTH_NATURAL_WIDTH:
vmcs_writel(field, (long)field_value);
break;
default:
Per the SDM, "[VMCS] Fields are grouped by width (16-bit, 32-bit, etc.) and type (guest-state, host-state, etc.)." Previously, the width was indicated by vmcs_field_type. To avoid confusion when we start dealing with both field width and field type, change vmcs_field_type to vmcs_field_width. Signed-off-by: Jim Mattson <jmattson@google.com> --- arch/x86/kvm/vmx.c | 58 +++++++++++++++++++++++++++--------------------------- 1 file changed, 29 insertions(+), 29 deletions(-)